看看窝7.30一天都干了些什么

copy

copy#include <bits/stdc++.h>
using namespace std;
#define wzx sb
int a[20]={0,2,3,5,7,11,13,17,19,23};
typedef unsigned long long ll;
ll ans,cnt,d,ans_p,d_p;
void Solve(){
    int n;scanf("%d",&n);
    for(register int i1=1;i1<=31;++i1){
        ans1=d=1;
        for(int j1=1;j1<=i1;++j1) ans1*=a[1];
        if(ans1>n) break;
        d*=(i1+1);
        printf("i1=%d ans1=%lld d=%lld\n",i1,ans1,d);
        if(d>d_p||(d==d_p&&ans1<ans_p))d_p=d,ans_p=ans1;
        for(register int i2=1;i2<=i1;++i2){
            ans2=ans1;
            for(int j2=1;j2<=i2;++j2) ans2*=a[2];
            if(ans2>n) break;
            d*=(i2+1);
            if(d>d_p||(d==d_p&&ans2<ans_p))d_p=d,ans_p=ans2;
            printf("i2=%d ans=%lld d=%lld\n",i2,ans,d);
            for(register int i3=1;i3<=i2;++i3){
                ans3=ans2;
                for(int j3=1;j3<=i3;++j3) ans3*=a[3];
                if(ans3>n) break;
                d*=(i3+1);
                if(d>d_p||(d==d_p&&ans3<ans_p))d_p=d,ans_p=ans3;
                printf("i3=%d ans=%lld d=%lld\n",i3,ans,d);
                for(register int i4=1;i4<=i3;++i4){
                    for(int j4=1;j4<=i4;++j4)ans*=a[4];
                    if(ans>n) break;
                    d*=(i4+1);
                    if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                    printf("i4=%d ans=%lld d=%lld\n",i4,ans,d);
                    for(register int i5=1;i5<=i4;++i5){
                        for(int j5=1;j5<=i5;++j5)ans*=a[5];
                        if(ans>n) break;
                        d*=(i5+1);
                        if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                        printf("i5=%d ans=%lld d=%lld\n",i5,ans,d);
                        for(register int i6=1;i6<=i5;++i6){
                            for(int j6=1;j6<=i6;++j6)ans*=a[6];
                            if(ans>n) break;
                            d*=(i6+1);
                            if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                            printf("i6=%d ans=%lld d=%lld\n",i6,ans,d);
                            for(register int i7=1;i7<=i6;++i7){
                                for(int j7=1;j7<=i7;++j7)ans*=a[7];
                                if(ans>n) break;
                                d*=(i7+1);
                                if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                                printf("i7=%d ans=%lld d=%lld\n",i7,ans,d);
                                for(register int i8=1;i8<=i7;++i8){
                                    for(int j8=1;j8<=i8;++j8)ans*=a[8];
                                    if(ans>n) break;
                                    d*=(i8+1);
                                    if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                                    printf("i8=%d ans=%lld d=%lld\n",i8,ans,d);
                                    for(register int i9=1;i9<=i8;++i9){
                                        for(int j9=1;j9<=i9;++j9)ans*=a[9];
                                        if(ans>n) break;
                                        d*=(i9+1);
                                        if(d>d_p||(d==d_p&&ans<ans_p))d_p=d,ans_p=ans;
                                        printf("i9=%d ans=%lld d=%lld\n",i9,ans,d);
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    printf("%llu",ans_p);
}
int main(){
    Solve();
    return 0;
}